CY

CHANGHAI YAN

AL Alibaba: 1 patents #1,069 of 2,313Top 50%
Overall (All Time): #2,706,617 of 4,157,543Top 70%
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Patent #TitleCo-InventorsDate
10902030 User request processing method and device Zhongwei Liu, Li Yi, Shuwei Yin 2021-01-26